| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 01 Apr 2022 | 01 Apr 2022 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 | 11 May 2021 | 10 May 2021 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 | 08 May 2020 | 06 May 2020 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 | 10 May 2019 | 08 May 2019 | 001-38471 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 22 Jun 2018 | 12 Jun 2018 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jun 2018 | 07 Jun 2018 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2018 | 08 May 2018 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Mar 2018 | 08 Mar 2018 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Dec 2017 | 07 Dec 2017 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Sep 2017 | 07 Sep 2017 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jun 2017 | 01 Jun 2017 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 May 2017 | 09 May 2017 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Feb 2016 | 15 Feb 2016 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Feb 2015 | 16 Feb 2015 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Feb 2014 | 19 Feb 2014 | 001-12933 |